Immdiate Denture

Question 0

What are the advantages of immediate dentures for the patient?

Answer 0

Preservation of Appearnce
Can duplicate shape colour and arrangement of natural teeth
Occluding face height maintained
Neural zone maintain
Minimal speech impairment
Minimal loss of masticatory efficiency

Question 1

What is an immediate denture?

Answer 1

Constructed before teeth are removed and inserted immediately afterwards, can be complete or partial

Question 2

What are the advantages of immediate dentures for the dentist ?

Answer 2

Reproducing vertical dimensions easier providing there AR at least 2 opposing teeth to provide occlusal stops
Maintenance of neutral zone
Maintenance of pleasing appearance
Protection of tooth socket

Question 3

What are the disadvantages of immediate dentures?

Answer 3

Extra clinical visits needed
Extra cost for replacement denture
Trial stage not possible
Tends not to fit as accurately especially if been diffucult extraction

Question 4

What are the contraindications for ID?

Answer 4

1. Some systemic medial conditions will require liaison with medical colleagues eg haemophilia
2. Gross oral sepsis
3. Radiotherapy

Question 5

What are the two types of immediate dentures?

Answer 5

1. Ones stage extraction

2. Stage extraction

Question 6

What is the one stage technique ?

Answer 6

Teeth are extracted in one visit both anterior and posterior and then the denture is fitted on the same apportionment

Question 7

What are the advantages of the one stage technqiue?

Answer 7

AD: Good for dental phobics or someone requiring cardiac surgery or surgery soon

Dis: tends to result in rapid loss of fit

Question 8

What is the two stage technqiue?

Answer 8

Two versions

1. All posterior teeth extracted and sockets allowed to heal for at least three months and no denture then after three months make an immediate denture which will also include the anterior teeth
2. Extarct posterior teeth and for immediate partial denture and then after several months immediate addition to that denture for anterior teeth

Always make lower first

Question 9

What are the three designs for immediates?

Answer 9

Fully flanged: should always try for this option
Open faced
Partially flanged

Question 10

Whag are the ad and dis of flanged design?

Answer 10

Ad: aids stability, supports rline, gives strength, suitable for perio
Dis: may make lip very full, not suitable for excessive labial undercuts

Question 11

What are the types of open faced design?

Answer 11

Gum fitted or socketed

Question 12

What is the ad and dis or open faced?

Answer 12

Ad: excellent aesthetics initially and can use of excessive labial undercut
Dis: deterioration of aesthetics as resorption produces space around the necks of the teeth, retention not as good as fully flanged, difficult to persuade oateint to have fully flange design after, fractures easily

Question 13

How do you make an immediate?

Answer 13

1. Check pockets
2. Primary imps and special tray
3. Secondary imps
4. Centric occlusal and OVD
5. Wax trial
6. Lab then convet wax trial to immediate by cutting off the teeth on the cast one by one at gingival margin. Artificial teeth added on and modified to fit the prepared sockets which should ideally be done with the aid of the clinician as they are aware of the state of the tissues

Question 14

Post op instructions?

Answer 14

Verbal and written
Review at 1 day, 1 weeks, 1 months, 3 months and then consider re make

1 day and 1 week: remove denitr and check for overextension and reinforce dentine hygiene
1 months: consider cold cure acrylic reline

Question 15

Immediate addition to existing dentures is done how?

Answer 15

Impression using alginate in stock tray with denture in situ and record functional depth of Sulcus in area of addition
Impression of opposing arch
(Occlusal registration)
Lab